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Download as PDF; Printable version; ... This category is for pages related to the computer security definition of hacking. Individual hackers and hacking groups ...
A hacker is a person skilled in information technology who achieves goals by non-standard means. The term has become associated in popular culture with a security hacker – someone with knowledge of bugs or exploits to break into computer systems and access data which would otherwise be inaccessible to them.
One of the earliest and most notorious black hat hacks was the 1979 hacking of The Ark by Kevin Mitnick. The Ark computer system was used by Digital Equipment Corporation (DEC) to develop the RSTS/E operating system software. The WannaCry ransomware attack in May 2017 is another example of black hat hacking. Around 400,000 computers in 150 ...
A white hat (or a white-hat hacker, a whitehat) is an ethical security hacker. [ 1 ] [ 2 ] Ethical hacking is a term meant to imply a broader category than just penetration testing. [ 3 ] [ 4 ] Under the owner's consent, white-hat hackers aim to identify any vulnerabilities or security issues the current system has. [ 5 ]
A backdoor is a typically covert method of bypassing normal authentication or encryption in a computer, product, embedded device (e.g. a home router), or its embodiment (e.g. part of a cryptosystem, algorithm, chipset, or even a "homunculus computer"—a tiny computer-within-a-computer such as that found in Intel's AMT technology).
A security hacker or security researcher is someone who explores methods for breaching defenses and exploiting weaknesses in a computer system or network. [1] Hackers may be motivated by a multitude of reasons, such as profit, protest, information gathering, [2] challenge, recreation, [3] or evaluation of a system weaknesses to assist in formulating defenses against potential hackers.
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A patch is a small computer program that modifies the machine code of another program. This has the advantage for a cracker to not include a large executable in a release when only a few bytes are changed. [5] A loader modifies the startup flow of a program and does not remove the protection but circumvents it.